/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
 * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
 */
apply from: rootProject.file( 'gradle/published-java-module.gradle' )
apply plugin: 'maven'

import org.apache.tools.ant.filters.ReplaceTokens

group = 'org.hibernate.orm.tooling'
description = 'Enhance Plugin of the Hibernate project for use with Maven build system.'

processResources {
    include "**/lifecycle-mapping-metadata.xml"
    include "**/plugin-help.xml"
    into processResources.destinationDir
    filter(ReplaceTokens, tokens: ['version' : project.version])
}

dependencies {
    compile( libraries.maven_core ) { transitive = false }
    compile( libraries.maven_artifact ) { transitive = false }
    compile( libraries.maven_plugin ) { transitive = false }
    compile( libraries.maven_plugin_tools ) { transitive = false }
    compile( project(':hibernate-core') ) { transitive = false }
    compile( libraries.jpa ) { transitive = false }
    compile( libraries.javassist ) { transitive = false }
    compile( libraries.byteBuddy ) { transitive = false }
    compile 'org.codehaus.plexus:plexus-utils:3.0.24'
    compile 'org.sonatype.plexus:plexus-build-api:0.0.7'
    runtime( libraries.maven_core )
    runtime( libraries.maven_artifact )
    runtime( libraries.maven_plugin )
    runtime( libraries.maven_plugin_tools )
    runtime( project(':hibernate-core') )
    runtime( libraries.jpa )
    runtime( libraries.jta )
    runtime( libraries.javassist )
    runtime( libraries.byteBuddy )
    runtime 'org.codehaus.plexus:plexus-utils:3.0.24'
}

// Inject dependencies into plugin.xml
// Note: injecting the full dependency, rather than just the version,
// removing the need to maintain artifact names that might change with upgrades (JPA/JTA API version, etc.)
task processPluginXml(type: Copy) {
    // force out-of-date if version changes
    inputs.property("version", project.version)

    from "src/main/resources/META-INF/maven/plugin.xml"
    into "$processResources.destinationDir/META-INF/maven"
    filter(ReplaceTokens, tokens: ['version' : project.version, 'generated-dependencies' :\
            generateMavenDependency(libraries.jpa)\
            + generateMavenDependency(libraries.antlr)\
            + generateMavenDependency(libraries.dom4j)\
            + generateMavenDependency(libraries.jta)\
            + generateMavenDependency(libraries.commons_annotations)\
            + generateMavenDependency(libraries.javassist)\
            + generateMavenDependency(libraries.byteBuddy)\
            + generateMavenDependency(libraries.logging)\
            + generateMavenDependency("org.hibernate:hibernate-core:" + project.version)])
}

// TODO: There may be a way to do this directly with Gradle's Maven plugin, but it's still incubating
// and I'd rather not rely on it yet.
def generateMavenDependency(String gradleDependency) {
    String[] split = gradleDependency.split(":")
    return    "\n<dependency>"\
            + "\n  <groupId>" + split[0] + "</groupId>"\
            + "\n  <artifactId>" + split[1] + "</artifactId>"\
            + "\n  <version>" + split[2] + "</version>"\
            + "\n  <type>jar</type>"\
            + "\n</dependency>"
}

// Writes pom.xml using merged Gradle dependency and MavenPom configuration.
processResources.doLast {
    ext.pomDefinition = pom {
	configurations {
		// avoiding test dependencies in generated pom
		compile
		runtime
	}

       project {
         groupId  project.group
         packaging 'maven-plugin'
         name 'Hibernate Enhance Maven Plugin'
         description 'Enhance Plugin of the Hibernate project for use with Maven build system.'
         properties {
            'project.build.sourceEncoding' 'UTF-8'
         }
      }
    }

    // HHH-9679 --- build in pom{} conflicts with FactoryBuilderSupport#build so we write that portion of XML by hand
    ext.pomDefinition.withXml {
        asNode().appendNode('build').appendNode('plugins').appendNode('plugin').with {
            appendNode('groupId', 'org.apache.maven.plugins')
            appendNode('artifactId', 'maven-plugin-plugin')
            appendNode('version', '3.2')
            appendNode('configuration').appendNode('skipErrorNoDescriptorsFound', 'true')
            appendNode('executions').appendNode('execution').with {
                appendNode('id', 'mojo-descriptor')
                appendNode('goals').appendNode('goal', 'descriptor')
            }
        }
    }

    ext.pomDefinition.writeTo("$processResources.destinationDir/pom.xml")
}

processResources.dependsOn processPluginXml